Dell Inspiron 22 3000 Series Service Manual page 8

Procedure.................................................................................. 95
Post-requisites..........................................................................96
41 Flashing the BIOS.........................................................................97
42 Technology and components...................................................98
Audio................................................................................................ 98
Downloading the audio driver.............................................. 98
Identifying the audio controller............................................ 98
Changing the audio settings..................................................99
Camera.............................................................................................99
Identifying the webcam in device manager.......................99
Starting the camera application............................................99
Getting the Dell Webcam Central...................................... 100
Display............................................................................................100
Adjusting the brightness.......................................................100
Changing the screen resolution..........................................101
Cleaning the display.............................................................. 102
HDMI...............................................................................................102
Connecting to external display devices............................ 102
Graphics.........................................................................................102
Downloading the graphics driver....................................... 102
Identifying the display adapter............................................ 103
Changing the display and Graphics Control Panel.........103
Intel WiDi....................................................................................... 105
Downloading the WiDi application.................................... 106
Setting up the wireless display............................................ 106
USB..................................................................................................107
Downloading the USB 3.0 driver........................................ 107
Enabling or disabling the USB in BIOS setup program.. 107
Fixing a no-boot issue caused by USB emulation.......... 108
Wi-Fi............................................................................................... 108
Turning Wi-Fi on or off.........................................................108
3000 Series 8